Muxlab Passive CCTV/GLI Hub - Manual (Page 15)

© MuxLab Inc. Passive CCTV/GLI Hub Installation Guide
Page 15
4.
Troubleshooting
The following chart describes some of the problem symptoms, the
probable causes and possible solutions. If the information below
does not solve the problem, please contact MuxLab Technical
Support at 877-689-5228 (North America) or at (+1) 514 905-0588
(International) or via e-mail at
[email protected] .
Picture
Probable Causes Possible Solutions
Power-off. Check power supplies of CCTV
equipment. Check power supply
fuse.
Wrong pin
configuration Check pin configuration and
verify straight-through wiring.
No video image
Defective CCTV
Balun Change CCTV baluns for
another pair.
Poor image
quality,
distortions,
interference EMI interference
Wires reversed
on signal pair on
one side
Split pair Check that wiring is not too
close to transformers and
lighting ballasts
Make sure that the wires on the
signal pair are not reversed on
one side.
Check if the UTP pairs are
correct (not split)